mirror of
https://github.com/Noooste/garage-ui.git
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Noooste
87 lines
2.4 KiB
Bash
87 lines
2.4 KiB
Bash
#!/usr/bin/env bash
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set -euo pipefail
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# Usage: scripts/coverage-gate.sh <coverage.out>
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#
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# Enforces:
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# - Total backend coverage >= 70% (excluding backend/main.go and backend/docs/).
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# - Per-package floor >= 70% for each of:
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# internal/auth, internal/config, internal/handlers, internal/services.
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if [ "$#" -ne 1 ]; then
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echo "usage: $0 <coverage.out>" >&2
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exit 2
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fi
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COVERAGE_IN="$1"
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TOTAL_FLOOR="70.0"
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PER_PKG_FLOOR="70.0"
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PER_PKG_GATES=(
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"internal/auth"
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"internal/config"
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"internal/handlers"
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"internal/services"
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)
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if [ ! -f "$COVERAGE_IN" ]; then
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echo "error: coverage file not found: $COVERAGE_IN" >&2
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exit 2
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fi
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FILTERED="coverage-filtered.out"
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trap 'rm -f "$FILTERED"' EXIT
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# Keep the mode: line, drop excluded paths.
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# Excluded from coverage totals:
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# - main.go: entry point, covered transitively by smoke.
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# - backend/docs/: generated swagger.
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# - mocks/ and *_mock.go: test infrastructure, not production code.
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# - services/s3.go: network methods deferred to smoke per parent spec
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# (docs/superpowers/specs/2026-04-17-backend-test-suite-design.md §internal/services).
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grep -E '^(mode:|.*/)' "$COVERAGE_IN" \
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| grep -v '/main\.go' \
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| grep -v '/docs/' \
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| grep -v '/mocks/' \
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| grep -v '_mock\.go' \
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| grep -v '/services/s3\.go' \
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> "$FILTERED"
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FUNC_OUT=$(cd backend && go tool cover -func="../$FILTERED")
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TOTAL_PCT=$(echo "$FUNC_OUT" | awk '/^total:/ {gsub("%",""); print $NF}')
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if [ -z "$TOTAL_PCT" ]; then
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echo "error: could not parse total coverage from go tool cover output" >&2
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echo "$FUNC_OUT" >&2
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exit 2
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fi
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echo "== Coverage summary =="
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printf " %-30s %s%%\n" "total" "$TOTAL_PCT"
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FAIL=0
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if awk -v a="$TOTAL_PCT" -v b="$TOTAL_FLOOR" 'BEGIN { exit !(a+0 < b+0) }'; then
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echo "FAIL total: ${TOTAL_PCT}% < ${TOTAL_FLOOR}%"
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FAIL=1
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fi
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for pkg in "${PER_PKG_GATES[@]}"; do
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pkg_pct=$(echo "$FUNC_OUT" \
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| awk -v p="/$pkg/" '$1 ~ p { sub("%","",$NF); sum+=$NF; n++ } END { if (n>0) printf "%.1f", sum/n; else print "n/a" }')
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printf " %-30s %s%%\n" "$pkg" "$pkg_pct"
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if [ "$pkg_pct" = "n/a" ]; then
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echo "FAIL $pkg: no coverage data"
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FAIL=1
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continue
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fi
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if awk -v a="$pkg_pct" -v b="$PER_PKG_FLOOR" 'BEGIN { exit !(a+0 < b+0) }'; then
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echo "FAIL $pkg: ${pkg_pct}% < ${PER_PKG_FLOOR}%"
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FAIL=1
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fi
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done
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if [ "$FAIL" -ne 0 ]; then
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exit 1
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fi
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echo "PASS"
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